We have just received a nice order of 3 types of live(cultered) phtoplankton! One of the types is a green phyto Nannochloris which is 2 to 4 microns in size and is sessile. Another type is the Pavlova which is a brown phyto that is 3 to 6 microns in size and is motile. The last type is Phaeodactylum which is a brown phyto that is 18 to 20 microns in size and is also motile! All 3 are gauranteed to be FRESH and ALIVE with no nasty smell like those other brands that are rotten half or more of the time!!they are 9.99 a bottle or 25.99 if you buy a bottle of all 3 types. Locally produced and packaged !!So give your softys,clams,cucumbers or anything else that loves phytoplankton a tasty treat mmmm tasty !! :blink: !!